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GB1515124A - Office chair constructions - Google Patents

Office chair constructions

Info

Publication number
GB1515124A
GB1515124A GB20307/75A GB2030775A GB1515124A GB 1515124 A GB1515124 A GB 1515124A GB 20307/75 A GB20307/75 A GB 20307/75A GB 2030775 A GB2030775 A GB 2030775A GB 1515124 A GB1515124 A GB 1515124A
Authority
GB
United Kingdom
Prior art keywords
unit
office chair
armrests
backrest
chair constructions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB20307/75A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1515124A publication Critical patent/GB1515124A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/20—Chairs or stools with vertically-adjustable seats
    • A47C3/24—Chairs or stools with vertically-adjustable seats with vertical spindle
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/441—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with adjustable elasticity
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/443—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil springs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/443—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil springs
    • A47C7/444—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil springs of torsion type

Landscapes

  • Chairs Characterized By Structure (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

1515124 Tilting back and armrest unit WESTINGHOUSE ELECTRIC CORP 14 May 1975 [28 May 1974] 20307/75 Headings A4J and A4U The backrest 30 of an office chair is connected between the armrests 28 such that the backrest and armrests are tiltable as a unit. The unit is mounted on the ends of a bar 52 connected to the third frame 46 of three inter-connected frames 36, 40, 46 which connect the unit with the chair seat such that tilting of the seat occurs as the back and armrest unit is tilted.
GB20307/75A 1974-05-28 1975-05-14 Office chair constructions Expired GB1515124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/473,965 US3966252A (en) 1974-05-28 1974-05-28 Chair structure and tilt mechanism therefor

Publications (1)

Publication Number Publication Date
GB1515124A true GB1515124A (en) 1978-06-21

Family

ID=23881708

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20307/75A Expired GB1515124A (en) 1974-05-28 1975-05-14 Office chair constructions

Country Status (4)

Country Link
US (1) US3966252A (en)
AU (1) AU500119B2 (en)
CA (1) CA1056291A (en)
GB (1) GB1515124A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169625A (en) * 1978-04-05 1979-10-02 Burd, Inc., Howell Division Knock-down pedestal chair
US4219233A (en) * 1978-10-10 1980-08-26 Hoover Universal, Inc. Chair seat back tilt-adjusting mechanism
US4471995A (en) * 1981-06-22 1984-09-18 Haworth, Inc. Mounting arrangement for cantilevered chair arm
US4529247A (en) * 1982-04-15 1985-07-16 Herman Miller, Inc. One-piece shell chair
US4586748A (en) * 1983-06-01 1986-05-06 Stow & Davis Furniture Company Adjustable chair iron
US20050046135A1 (en) * 2003-09-02 2005-03-03 Stanley Secretan Mobile rocking seating device
US11612247B1 (en) * 2020-11-10 2023-03-28 Christopher J. Rusch Shop chair

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2321385A (en) * 1941-06-16 1943-06-08 Sikes Company Tilting chair
US2374350A (en) * 1941-10-01 1945-04-24 Bassick Co Posture chair
US2341124A (en) * 1942-05-22 1944-02-08 Collier Keyworth Company Chair iron
US2447601A (en) * 1946-02-19 1948-08-24 Sikes Company Tilting chair seat and back rest
US2471024A (en) * 1946-10-04 1949-05-24 Roy A Cramer Chair with tilting back and automatically shiftable seat
US2650646A (en) * 1949-08-23 1953-09-01 Bassick Co Resiliently mounted tiltable seat and back rest
US2859801A (en) * 1956-09-17 1958-11-11 Edwin R Moore Geometric controller for chairs
US2970639A (en) * 1958-03-21 1961-02-07 Harter Corp Chair
US3072436A (en) * 1960-04-14 1963-01-08 Moore Edwin Rosco Tilting devices for chair seats and chair backs
CA869338A (en) * 1969-09-23 1971-04-27 T. Doerner Joseph Chair control with torsion spring with tilting seat and chair back

Also Published As

Publication number Publication date
US3966252A (en) 1976-06-29
CA1056291A (en) 1979-06-12
AU500119B2 (en) 1979-05-10
AU8051975A (en) 1976-10-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee